Finding the Third Proportional to 414,567.75 and 621,729.75
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Solution
The third proportional to 414,567.75 and 621,729.75 is: 932,411.85
Step by Step Solution
- Step 1: Write the proportion equation
414,567.75 : 621,729.75 = 621,729.75 : x - Step 2: Convert to fraction form
414,567.75/621,729.75 = 621,729.75/x - Step 3: Cross multiply
414,567.75x = 621,729.75 × 621,729.75 - Step 4: Simplify right side
414,567.75x = 386,547,882,035.06 - Step 5: Solve for x
x = 386,547,882,035.06/414,567.75 - Step 6: Final answer
x = 932,411.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.